Capitol Hilton Hotel, Washington D.C.
14 May 1977
Aside from the obvious awesomeness of the beard on the dude on the far left, front row, I especially like the guy in the tuxedo.
Because you know the conversation went something like this: "Earl, we said that we all were going to wear our street clothes for the photo. Now there you go wearing a tux and making all the rest of your fellow variable star observers look bad."